PL
IA
NT
Features
■
Maximum height of 6.7 mm
■
Current up to 8 A
■
RoHS compliant*
Applications
■
Input/output of DC/DC converters
■
Power supplies for:
*R
oH
S
CO
M
100
•
•
•
•
Portable communication equipment
Camcorders
LCD TVs
Car radios
SRU1063 Series - Shielded SMD Power Inductors
Electrical Specifications
Bourns
Part Number
Inductance
@ 100 KHz
Tol.
L (µH)
(%)
Q
Ref.
Test
Freq.
(MHz)
SRF
Typ.
(MHz)
RDC
Max.
(mΩ)
I rms
Max.
(A)
I sat
Typ.
(A)
**K-
Factor
General Specifications
Test Voltage......................................0.1 V
Reflow Soldering .... 230 °C, 50 sec. max.
Operating Temp........... -40 °C to +125 °C
(Temperature rise included)
Storage Temperature .. -40 °C to +125 °C
Resistance to Soldering Heat
...............................+260 °C for 10 sec.
Materials
Core......................Ferrite DR and RI core
Wire ..............................Enameled copper
Terminal ......................................Ag/Ni/Sn
Rated Current
.....................Ind. drop 35 % typ. at Isat
Temperature Rise
.......................40 °C max. at rated Irms
Packaging ..................... 500 pcs. per reel
SRU1063-1R6Y
SRU1063-2R2Y
SRU1063-4R7Y
SRU1063-100Y
SRU1063-150Y
SRU1063-220Y
SRU1063-330Y
SRU1063-470Y
SRU1063-680Y
SRU1063-101Y
1.6
2.2
4.7
10
15
22
33
47
68
100
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
13
10
11
14
12
15
12
10
8
12
7.96
7.96
7.96
2.52
2.52
2.52
2.52
2.52
2.52
2.52
65
65
30
18
14
10
8
6
5
4
9
11
14
38
42
60
105
150
210
320
8.00
7.50
5.50
3.80
3.20
3.00
2.20
1.40
1.20
1.10
10.00
8.50
5.70
4.00
3.40
3.20
2.40
1.60
1.35
1.20
133
95
68
49
41
33
26
22
20
15
**K-Factor: To calculate core flux density, Bp-p (gauss) = K x L(µH) x
Δ
I (peak-to-peak ripple current, A),
determine core loss from
Core Loss vs. Flux Density
plot.
Electrical Schematic
Recommended Layout
REF.
1.80
(.071)
1.80
(.071)
REF.
7.20
REF.
(.283)
1.80
(.071)
REF.
Product Dimensions
10.0 ± 0.30
(.394 ± .012)
4R7
10.0 ± 0.30
(.394 ± .012)
7.20
(.283)
REF.
3.80
(.150)
REF.
1.80
(.071)
REF.
3.80
REF.
(.150)
6.50 ± 0.30
(.256 ± .012)
Core Loss vs. Flux Density
10000
7.90
TYP.
(.311)
3.30
(.130)
TYP.
1000
Core Loss (mW)
100
1 MHz
500 KHz
300 KHz
200 KHz
100 KHz
50 KHz
3.40
(.134)
TYP.
3.30
TYP.
(.130)
10
DIMENSIONS:
MM
(INCHES)
1
0.1
100
1000
10000
Flux Density Bp-p (gauss)
* RoHS Directive 2002/95/EC Jan. 27, 2003 including
annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
The device characteristics and parameters in this data
sheet can and do vary in different applications and
actual device performance may vary over time.
Users should verify actual device performance in their
specific applications.
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